package io;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;

public class CopyDemo3 {
    public static void main(String[] args) throws Exception{
        FileInputStream fis = new FileInputStream("kobe.jpeg");
        BufferedInputStream bis = new BufferedInputStream(fis);
        FileOutputStream fos = new FileOutputStream("kobe_copy3.jpeg");
        BufferedOutputStream bos = new BufferedOutputStream(fos);

        long start = System.currentTimeMillis();
        int d;
        while ((d = bis.read()) != -1) {
            bos.write(d);
        }
        long end = System.currentTimeMillis();
        System.out.println("复制完毕，耗时:"+(end-start)+"ms");
        bis.close();
        bos.close();
    }
}
